101822222090 has 8 divisors (see below), whose sum is σ = 183279999780. Its totient is φ = 40728888832.

The previous prime is 101822222087. The next prime is 101822222107. The reversal of 101822222090 is 90222228101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 89628983161 + 12193238929 = 299381^2 + 110423^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×101822222090² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5091111095 + ... + 5091111114.

Almost surely, 2^101822222090 is an apocalyptic number.

101822222090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101822222090 is a deficient number, since it is larger than the sum of its proper divisors (81457777690).

101822222090 is a wasteful number, since it uses less digits than its factorization.

101822222090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10182222216.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 101822222090 in words is "one hundred one billion, eight hundred twenty-two million, two hundred twenty-two thousand, ninety".